Understanding the open Attribute on the Details Element @_wearedevs

Understanding the open Attribute on the Details Element @_wearedevs

Uploaded June 2026 | Updated September 2026, 2 weeks ago

Théodore Lefèvre shows a few features of the details and summary HTML elements.

We love these kinds of tips and tricks! Try it out for yourself.

🔴 Check out Theodore sharing tips and tricks from You Don't Need JavaScript on WeAreDevelopers LIVE at wearedevelopers.com/en/videos/1788/wearedevelopers-live-you-don-t-need-javascript-modern-css-and-more

Understanding the open Attribute on the Details Element

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Understanding the open Attribute on the Details Element